Hello: Astragalus membranaceus is a qi-invigorating medicine in traditional Chinese medicine, which has the effects of invigorating qi and rising yang, invigorating qi and consolidating exterior, supporting toxin and promoting granulation, inducing diuresis and reducing swelling; Ophiopogon japonicus has the effects of nourishing yin, moistening lung, benefiting stomach, promoting fluid production, clearing heart fire and relieving annoyance; Lily has the effects of moistening lung, relieving cough, nourishing heart and calming nerves; Schisandra chinensis has the effects of tonifying kidney, calming heart, astringing and astringing; If the point of action of the drug is that Astragalus acts on the lung and Ophiopogon japonicus acts on the lung and stomach; Lily is used for lung, and Schisandra is used for kidney, heart and stomach.